(1S,2S)-N,N′-Bis(2-acetyl-3-oxo-2-butenylidene)-1,2-dimesitylethylenediaminato cobalt(II)
(1S,2S)-N,N′-Bis(2-acetyl-3-oxo-2-butenylidene)-1,2-dimesitylethylenediaminato cobalt(II) (CAS 259259-80-8) is a chiral cobalt complex with the empirical formula C32H38CoN2O4 and a molecular weight of 573.59 g/mol. This compound serves as a valuable catalyst in asymmetric synthesis, particularly for enantioselective reductions and the stereoselective preparation of benzylic alcohols. Its specific chiral structure enables precise control over reaction stereochemistry.
- IUPAC
- (S,S)-AMAC
- Synonyms
- (S,S)-AMAC2-dimesitylethylenediaminato cobalt(II)C32H38CoN2O4

Stereoselective Benzylic Alcohol Synthesis
Catalyses the stereoselective preparation of benzylic alcohols through the oxidative kinetic resolution of secondary benzylic alcohols using oxygen in the presence of alkenes.
Enantioselective Borohydride Reduction
Acts as a chiral catalyst for enantioselective reductions mediated by borohydride, facilitating the formation of chiral alcohols with high optical purity.
Chiral Catalyst in Organic Synthesis
Employed as a chiral catalyst and ligand in various organic synthesis applications requiring stereochemical control, contributing to the development of enantiomerically enriched compounds.
| Molecular weight | 573.59 |
|---|---|
| Empirical formula | C32H38CoN2O4 |
| Optical activity | [α]/D −309°, c = 0.1 in chloroform |
| Application | Catalyst for:• Stereoselective preparation of benzylic alcohols via oxidative kinetic resolution of secondary benzylic alcohols with oxygen in presence of alkene1• Enantioselective borohydride reduction2• Preparation of |
| Melting point | 242-246 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (1S,2S)-N,N′-Bis(2-acetyl-3-oxo-2-butenylidene)-1,2-dimesitylethylenediaminato cobalt(II) used for?
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This compound is primarily used as a chiral catalyst in asymmetric synthesis, specifically for the stereoselective preparation of benzylic alcohols and enantioselective borohydride reductions.
What is the CAS number and empirical formula for this cobalt complex?
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The CAS number is 259259-80-8 and the empirical formula is C32H38CoN2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with a molecular weight of 573.59 g/mol and an optical activity of [α]/D −309°, c = 0.1 in chloroform. It is identified as (S,S)-AMAC. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for this product?
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Appropriate personal protective equipment includes eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. The product has a WGK rating of 3 in Germany, indicating it is hazardous to water. Handle with care in a well-ventilated area.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions offers expert packing, shipping, and global export of chemicals, adhering to all relevant regulations for safe and compliant transport.
How can I request a sample or a quote for this product?
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Please contact our sales team via the website or phone to request a sample or obtain a quotation for (1S,2S)-N,N′-Bis(2-acetyl-3-oxo-2-butenylidene)-1,2-dimesitylethylenediaminato cobalt(II).
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